AnAge entry for Sorex minutus

Classification (HAGRID: 02861)

Lifespan, ageing, and relevant traits

Maximum longevity

Not yet established

Observations

Not much is known about the longevity of these animals, but they are likely short-lived. One captive specimen lived 1.3 years [0671]. They have been estimated to live up to 2 years in the wild [0542]. Maximum longevity is considered unknown.

Life history traits (averages)

Female sexual maturity

304 days

Male sexual maturity

Gestation

24 days

Weaning

22 days

Litter size

6 (viviparous)

Litters per year

1.5

Inter-litter interval

Weight at birth

0.235 g

Weight at weaning

5.1 g

Adult weight

7.2 g

Postnatal growth rate

Metabolism

Typical body temperature

312ºK or 38.5ºC or 101.3ºF

Basal metabolic rate

0.1790 W

Body mass

4.1 g

Metabolic rate per body mass

0.043659 W/g

References

[0671] Richard Weigl (2005), Longevity of Mammals in Captivity; from the Living Collections of the World